rank

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rank

(rank),
1. The ordinal position of an observation in the set of observations of which it is a member.
2. To order a set of observations according to their rank.

rank

the place in a series occupied by a value when the series has been set in order according to a particular trait, usually size. Called also order statistic.

rank sum test
nonparametrical statistical test used to compare two methods by seeing if one method contributes more to the higher ranked values.
References in periodicals archive ?
These give an insider's view of schools that have successfully broken ranks by effecting systemic, coherent, student-centered change.
ONE of the front-runners for the position of Pope after John Paul II's death last year has broken ranks from Church policy to say condoms were a "lesser evil" in the fight against AIDS.
The pilots are said to have broken ranks with other unions at the carrier.
Lockyer explained he voted for Schwarzenegger instead of Cruz Bustamante because he felt the Democratic lieutenant governor had broken ranks with other prominent Democrats who promised not to run in order to support former Gov.
Archbishop Ndungane, the archbishop of Cape Town, has broken ranks with many African Anglicans by backing Bishop Robinson's consecration.